I hope you will share the books you love on writing, so I can add them to the list.  Feel free to come up with new categories too. I’m adding suggestions from others in blue text.

Editing
Self-Editing for Fiction Writers, by Renni Browne and Dave King
A Writer’s Guide to Fiction, by Elizabeth Lyon
Writing Better
Word Painting – A Guide to Writing More Descriptively, by
Rebecca McClanahan
The Writer’s Journey, by Christopher Vogler
On Writing, by Stephen King
Writing the Mind Alive, by Linda Trichter Metcalf and Tobin Simon

Get Your Juices Going
Writing Down the Bones, by Natalie Goldberg – also check out Wild Mind
What If? by Anne Bernays and Pamela Painter
Bird by Bird, by Anne Lamott
The 3 a.m. Epiphany, by Brian Kiteley

Overcoming Writer’s Block and Procrastination
Fearless Creating, by Eric Maisel – also check out Deep Writing, A Writer’s Space, and his many, many other books
The Woman Who Spilled Words All Over Herself, by Rosemary Daniell
The Writer’s Portable Therapist, by Rachel Ballon
Writing Past Dark, by Bonnie Friedman

Naked, Drunk, and Writing, by Adair Lara
The Situation and the Story, by Vivian Gornick
Unreliable Truth, by Maureen Murdock
Living to Tell the Tale, by Jane Taylor McDonnell
Old Friend from Far Away, Natalie Goldberg

Publishing
Get Known Before the Book Deal, by Christna Katz

Organization (This is not about organizing your writing, but about organizing your life)
Organizing for the Creative Person, by Dorothy Lehmkuhl and Dolores Cotter Lamping

Craft of Poetry
Creating Poetry, by John Drury
Three Genres, by Stephen Minot (it covers poetry, fiction, and drama)
The Rhythm Method, Razzmatazz, and Memory: How to Make Your Poetry Swing, by Keith Flynn
Unleash the Poem Within, by Wendy Nyemaster
Writing Poetry, by Barbara Drake

Editing
The Poetry Home Repair Manual, by Ted Kooser

Going with the Flow
Writing the Australian Crawl: Views on the Writers Vocation, by William Stafford
poemcrazy: freeing your life with words, by Susan Goldsmith Wooldridge
The Art of Recklessness: Poetry as an Assertive Force and Contradiction, by Dean Young.

Instruction and Practice
The Practice of Poetry: Writing Exercises from Poets Who Teach, edited by Robin Behn & Chase Twichell
Writing the Life Poetic: An Invitation to Read & Write Poetry, by Sage Cohen

Reading Poetry – We need to learn how to read poetry to help us write poetry
How to Read a Poem and Fall in Love with Poetry, by Edward Hirsch
The Language of Life: A Festival of Poets, by Bill D. Moyers, James Haba and David   Grubin